Ostapenko, Tetiana, Igor Britchenko, Peter Lošonczi, and Serhii Matveiev. 2022. “Identification of Regularities in the Development of the Baby Economy As a Component of the Nanolevel of Economic System”. Eastern-European Journal of Enterprise Technologies 1 (13(115):92-102. https://doi.org/10.15587/1729-4061.2022.252334.